staging: rtl8723bs: os_dep: modified return type of function rtw_suspend_wow() to void

Changed return type of function rtw_suspend_wow() to void.
The function always return _SUCCESS and the value is never
checked in the calling function.

Resolves coccicheck Unneeded variable "ret" warning.
Signed-off-by: Shobhit Kukreti <shobhitkukreti@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/include/drv_types.h

@@ -673,7 +673,7 @@ int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput);
 #endif
 
 #ifdef CONFIG_WOWLAN
-int rtw_suspend_wow(struct adapter *padapter);
+void rtw_suspend_wow(struct adapter *padapter);
 int rtw_resume_process_wow(struct adapter *padapter);
 #endif
 

drivers/staging/rtl8723bs/os_dep/os_intfs.c

@@ -1285,14 +1285,13 @@ static int rtw_suspend_free_assoc_resource(struct adapter *padapter)
 }
 
 #ifdef CONFIG_WOWLAN
-int rtw_suspend_wow(struct adapter *padapter)
+void rtw_suspend_wow(struct adapter *padapter)
 {
 	u8 ch, bw, offset;
 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 	struct net_device *pnetdev = padapter->pnetdev;
 	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
 	struct wowlan_ioctl_param poidparam;
-	int ret = _SUCCESS;
 
 	DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
 
@@ -1360,7 +1359,6 @@ int rtw_suspend_wow(struct adapter *padapter)
 		DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
 	}
 	DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
-	return ret;
 }
 #endif /* ifdef CONFIG_WOWLAN */